Acer Altos R920 Series - Manual (Page 21)

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Features summary
This section lists the impressive computing features of the Altos R920
system.
Processor
• Supports one to four physical processors
• Quad-core Intel ® Xeon™ processors 7300 series
• Dual-core Intel
®
Xeon™ processors 7200 series
• 64-bit Intel
®
Xeon™ processors with 2 x 4 MB L2 cache
• 1066 MHz front side bus
• Support for the following Intel technologies 1 :
• Extended Memory 64-bit Technology
• Enhanced Intel SpeedStep Technology
• Demand-Based Switching for power savings
• Execute-disable bit for hardware support of security features
• Intel Virtualization Technology
• Enhanced power and thermal management
Chipset
• Intel 7300 Chipset Memory Controller Hub (north bridge)
• Intel Enterprise South Bridge 2 (ESB2) I/O Controller (south bridge)
Memory subsystem
• Supports up to 128 GB of DDR2-667 MHz (PC2-5300) fully buffered
DIMM (FBDIMM) memory modules
• Supports one to four removable memory boards
• Each memory board supports:
- Eight FBDIMM slots
- A fault LED to report DIMM failures and error conditions
- Connection through x16 PCI-Express slots
1 For more information on these Intel technologies, visit the Intel Xeon web
site at http://www.intel.com/products/processor/xeon7000/index.htm.